Create SwipeManager.cs

SwipeManager.cs

@@ -0,0 +1,79 @@
+using UnityEngine;
+
+public enum Swipes { None, Up, Down, Left, TopLeft, BottomLeft, Right, TopRight, BottomRight};
+
+public class SwipeManager : MonoBehaviour
+{
+ public float minSwipeLength = 200f;
+ Vector2 currentSwipe;
+
+ private Vector2 fingerStart;
+ private Vector2 fingerEnd;
+
+ public static Swipes direction;
+
+ void Update ()
+ {
+ SwipeDetection();
+ }
+
+ public void SwipeDetection ()
+ {
+ if (Input.GetMouseButtonDown(0)) {
+ fingerStart = Input.mousePosition;
+ fingerEnd = Input.mousePosition;
+ }
+
+ if(Input.GetMouseButton(0)) {
+ fingerEnd = Input.mousePosition;
+
+ currentSwipe = new Vector2 (fingerEnd.x - fingerStart.x, fingerEnd.y - fingerStart.y);
+
+ // Make sure it was a legit swipe, not a tap
+ if (currentSwipe.magnitude < minSwipeLength) {
+ direction = Swipes.None;
+ return;
+ }
+
+ float angle = (Mathf.Atan2(currentSwipe.y, currentSwipe.x) / (Mathf.PI));
+ Debug.Log(angle);
+ // Swipe up
+ if (angle>0.375f && angle<0.625f) {
+ direction = Swipes.Up;
+ Debug.Log ("Up");
+ // Swipe down
+ } else if (angle<-0.375f && angle>-0.625f) {
+ direction = Swipes.Down;
+ Debug.Log ("Down");
+ // Swipe left
+ } else if (angle<-0.875f || angle>0.875f) {
+ direction = Swipes.Left;
+ Debug.Log ("Left");
+ // Swipe right
+ } else if (angle>-0.125f && angle<0.125f) {
+ direction = Swipes.Right;
+ Debug.Log ("Right");
+ }
+ else if(angle>0.125f && angle<0.375f){
+ direction = Swipes.TopRight;
+ Debug.Log ("top right");
+ }
+ else if(angle>0.625f && angle<0.875f){
+ direction = Swipes.TopLeft;
+ Debug.Log ("top left");
+ }
+ else if(angle<-0.125f && angle>-0.375f){
+ direction = Swipes.BottomRight;
+ Debug.Log ("bottom right");
+ }
+ else if(angle<-0.625f && angle>-0.875f){
+ direction = Swipes.BottomLeft;
+ Debug.Log ("bottom left");
+ }
+ }
+
+ if(Input.GetMouseButtonUp(0)) {
+ direction = Swipes.None; 
+ }
+ }
+}